The Heathkit Model ET-3100B Electronic Design Experimenter is both a versatile design instrument for building and testing circuits and a learning tool. The Experimenter has the following built-in features:
- Two separate variable and regulated 1.2 - 15 Volt, 250 mA (positive and negative) DC power supplies
- Two 50 Hz 15 V, 200 mA supplies
- A 200 Hz to 20 KHz signal generator, with sine and square wave outputs
- A breadboarding socket
- A 1kΩ and a 100 KΩ experimentation potentiometer